The Marquette University Law School poll is being released Wednesday afternoon.
677 out of 802 people said they were certain to vote, which we label likely voters. Margin of error for them is +/-4.8 points. #mulawpoll
— MULawPoll (@MULawPoll) September 21, 2016
The survey was conducted between September 15-18 and has a margin of error of +/-4.4 percentage points. 802 registered voters were interviewed in Wisconsin by landline and cell phone.
New Marquette Law School Poll finds Clinton leading Trump among likely voters in WI 44% to 42%. #mulawpoll
— MULawPoll (@MULawPoll) September 21, 2016
In Wisconsin's U.S. Senate race, Democrat Russ Feingold holds a lead over Republican incumbent Ron Johnson.
US Senate race in WI: New Marquette Law School Poll finds Russ Feingold at 47%, Ron Johnson at 41% among likely voters. #mulawpoll
— MULawPoll (@MULawPoll) September 21, 2016
This is a developing story. Check back for more information.